!----------------------------------------------------------------------- subroutine setup(ctx,q,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,& & u15,u16,v1,v2,v3,v4,v5,v6,v7,v8,v9,v10,v11,v12,v13,v14,v15,v16,ierr) real*8 ctx real*8 u1(1) real*8 u2(1) real*8 v1(1) real*8 w integer q,ierr do i=1,q w=u2(i)/(u1(i+q*0)*u1(i+q*3)-u1(i+q*1)*u1(i+q*2)) v1(i+q*0)=w*(u1(i+q*2)*u1(i+q*2)+u1(i+q*3)*u1(i+q*3)) v1(i+q*1)=-w*(u1(i+q*0)*u1(i+q*2)+u1(i+q*2)*u1(i+q*3)) v1(i+q*2)=w*(u1(i+q*0)*u1(i+q*0)+u1(i+q*1)*u1(i+q*1)) enddo ierr=0 end !----------------------------------------------------------------------- subroutine diff(ctx,q,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,& & u15,u16,v1,v2,v3,v4,v5,v6,v7,v8,v9,v10,v11,v12,v13,v14,v15,v16,ierr) real*8 ctx real*8 u1(1) real*8 u2(1) real*8 v1(1) real*8 du0,du1 integer q,ierr do i=1,q du0=u1(i+q*0) du1=u1(i+q*1) v1(i+q*0)=u2(i+q*0)*du0+u2(i+q*1)*du1 v1(i+q*1)=u2(i+q*1)*du0+u2(i+q*2)*du1 enddo ierr=0 end !----------------------------------------------------------------------- program test include 'ceedf.h' integer ceed,err,i,j,k integer erestrictx,erestrictu,erestrictxi,erestrictui,erestrictqi integer bx,bu integer qf_setup,qf_diff integer op_setup,op_diff integer qdata,x,a,u,v integer nelem,p,q,d integer row,col,offset parameter(nelem=6) parameter(p=3) parameter(q=4) parameter(d=2) integer ndofs,nqpts,nx,ny parameter(nx=3) parameter(ny=2) parameter(ndofs=(nx*2+1)*(ny*2+1)) parameter(nqpts=nelem*q*q) integer indx(nelem*p*p) real*8 arrx(d*ndofs),aa(nqpts),uu(ndofs),vv(ndofs),atrue(ndofs) integer*8 xoffset,aoffset,uoffset,voffset character arg*32 external setup,diff,diff_lin call getarg(1,arg) call ceedinit(trim(arg)//char(0),ceed,err) ! DoF Coordinates do i=0,nx*2 do j=0,ny*2 arrx(i+j*(nx*2+1)+0*ndofs+1)=1.d0*i/(2*nx) arrx(i+j*(nx*2+1)+1*ndofs+1)=1.d0*j/(2*ny) enddo enddo call ceedvectorcreate(ceed,d*ndofs,x,err) xoffset=0 call ceedvectorsetarray(x,ceed_mem_host,ceed_use_pointer,arrx,xoffset,err) ! Qdata Vector call ceedvectorcreate(ceed,nqpts*d*(d+1)/2,qdata,err) ! Element Setup do i=0,nelem-1 col=mod(i,nx) row=i/nx offset=col*(p-1)+row*(nx*2+1)*(p-1) do j=0,p-1 do k=0,p-1 indx(p*(p*i+k)+j+1)=offset+k*(nx*2+1)+j enddo enddo enddo ! Restrictions call ceedelemrestrictioncreate(ceed,nelem,p*p,ndofs,d,& & ceed_mem_host,ceed_use_pointer,indx,erestrictx,err) call ceedelemrestrictioncreateidentity(ceed,nelem,p*p,& & nelem*p*p,d,erestrictxi,err) call ceedelemrestrictioncreate(ceed,nelem,p*p,ndofs,1,& & ceed_mem_host,ceed_use_pointer,indx,erestrictu,err) call ceedelemrestrictioncreateidentity(ceed,nelem,q*q,nqpts,& & 1,erestrictui,err) call ceedelemrestrictioncreateidentity(ceed,nelem,q*q,nqpts,& & d*(d+1)/2,erestrictqi,err) ! Bases call ceedbasiscreatetensorh1lagrange(ceed,d,d,p,q,ceed_gauss,& & bx,err) call ceedbasiscreatetensorh1lagrange(ceed,d,1,p,q,ceed_gauss,& & bu,err) ! QFunction - setup call ceedqfunctioncreateinterior(ceed,1,setup,& &SOURCE_DIR& &//'t531-operator.h:setup'//char(0),qf_setup,err) call ceedqfunctionaddinput(qf_setup,'dx',d*d,ceed_eval_grad,err) call ceedqfunctionaddinput(qf_setup,'_weight',1,ceed_eval_weight,err) call ceedqfunctionaddoutput(qf_setup,'qdata',d*(d+1)/2,ceed_eval_none,err) ! Operator - setup call ceedoperatorcreate(ceed,qf_setup,ceed_null,ceed_null,op_setup,& & err) call ceedoperatorsetfield(op_setup,'dx',erestrictx,& & ceed_notranspose,bx,ceed_vector_active,err) call ceedoperatorsetfield(op_setup,'_weight',erestrictxi,& & ceed_notranspose,bx,ceed_vector_none,err) call ceedoperatorsetfield(op_setup,'qdata',erestrictqi,& & ceed_notranspose,ceed_basis_collocated,ceed_vector_active,err) ! Apply Setup Operator call ceedoperatorapply(op_setup,x,qdata,ceed_request_immediate,err) ! QFunction - apply call ceedqfunctioncreateinterior(ceed,1,diff,& &SOURCE_DIR& &//'t531-operator.h:diff'//char(0),qf_diff,err) call ceedqfunctionaddinput(qf_diff,'du',d,ceed_eval_grad,err) call ceedqfunctionaddinput(qf_diff,'qdata',d*(d+1)/2,ceed_eval_none,err) call ceedqfunctionaddoutput(qf_diff,'dv',d,ceed_eval_grad,err) ! Operator - apply call ceedoperatorcreate(ceed,qf_diff,ceed_null,ceed_null,op_diff,& & err) call ceedoperatorsetfield(op_diff,'du',erestrictu,& & ceed_notranspose,bu,ceed_vector_active,err) call ceedoperatorsetfield(op_diff,'qdata',erestrictqi,& & ceed_notranspose,ceed_basis_collocated,qdata,err) call ceedoperatorsetfield(op_diff,'dv',erestrictu,& & ceed_notranspose,bu,ceed_vector_active,err) ! Assemble Diagonal call ceedoperatorassemblelineardiagonal(op_diff,a,& & ceed_request_immediate,err) ! Manually assemble diagonal call ceedvectorcreate(ceed,ndofs,u,err) call ceedvectorsetvalue(u,0.d0,err) call ceedvectorcreate(ceed,ndofs,v,err) do i=1,ndofs call ceedvectorgetarray(u,ceed_mem_host,uu,uoffset,err) uu(i+uoffset)=1.d0 if (i>1) then uu(i-1+uoffset)=0.d0 endif call ceedvectorrestorearray(u,uu,uoffset,err) call ceedoperatorapply(op_diff,u,v,ceed_request_immediate,err) call ceedvectorgetarrayread(v,ceed_mem_host,vv,voffset,err) atrue(i)=vv(voffset+i) call ceedvectorrestorearrayread(v,vv,voffset,err) enddo ! Check Output call ceedvectorgetarrayread(a,ceed_mem_host,aa,aoffset,err) do i=1,ndofs if (abs(aa(aoffset+i)-atrue(i))>1.0d-14) then ! LCOV_EXCL_START write(*,*) '[',i,'] Error in assembly: ',aa(aoffset+i),' != ',& & atrue(i) ! LCOV_EXCL_STOP endif enddo call ceedvectorrestorearrayread(a,aa,aoffset,err) ! Cleanup call ceedqfunctiondestroy(qf_setup,err) call ceedqfunctiondestroy(qf_diff,err) call ceedoperatordestroy(op_setup,err) call ceedoperatordestroy(op_diff,err) call ceedelemrestrictiondestroy(erestrictu,err) call ceedelemrestrictiondestroy(erestrictx,err) call ceedelemrestrictiondestroy(erestrictxi,err) call ceedelemrestrictiondestroy(erestrictui,err) call ceedelemrestrictiondestroy(erestrictqi,err) call ceedbasisdestroy(bu,err) call ceedbasisdestroy(bx,err) call ceedvectordestroy(x,err) call ceedvectordestroy(a,err) call ceedvectordestroy(u,err) call ceedvectordestroy(v,err) call ceedvectordestroy(qdata,err) call ceeddestroy(ceed,err) end !-----------------------------------------------------------------------